Whether the over frequency protection is turbine or alternator
and why?
Answer Posted / k.prakashchandra
Over frequency relay is for gen and over speed relay is for
turbine.They are normally set at +/- 3 % and 15 % respectively.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
for what purpose the star point is done in ct
for compensate 315mh inductance ,how many capaciance required?
Explain what is electric traction? Explain few advantages of electric traction system?
how to check avr of dg set of 125kva
in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.
What is Phase margin?
I want to know how to calculate the size of electricity cable in building?
(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)
What is different between Circuit breaker and Isolater?
What is meant by system?
What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.
Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..
What does the term power factor shows?
why ten delta testing is carried out on power transformer
What do you mean by cogeneration? What its working principle?